Wood preservative



Patented Apr. 5, 1932 UNrrEo STATES PATENT OFFICE MAXIMILLIAN JOSEPH REUSZ, OF DUR-KEE, OREGON, ASSIG-NOR OF ONE-HALF TO EDWIN BENSON GRAVES, OF DURKEE, OREGON WOOD PRESERVATIVE No Drawing. Application filed April 26, 1930. Serial No. 447,780.

The present invention relates to improvecharacter will protect the wood against germs ments in wood preservatives and has for its and rotting and will also render the same fireprincipal object to provide a compound or proof. At the same time, the wood can be solution to be applied to wood for rendering treated with my composition in the coloring a the same fire proof as well as germ and rot of the wood.

resisting. I claim: g

In preparing my composition, I take the 1. Apreparation for treating wood consistfollowing ingredients, in the proportions desing of zinc chloride, calcium hydroxide, copignated. per sulphate, calcium oxide, magnesium hy- 10 Part5 droxide, sodium chloride, magnesium chlo Z1110 0111011619 3 ride, calcium chloride, water, and coloring Calcium hydroxide 3 tt PP Sulphate 6 2. A preparation for preserving wood con- Calclun} OXlde 2 sisting of zinc chloride three parts, calcium 1 g e m hydroXlde 3 hydroxide three parts, copper sulphate Six C g s (l s redparts, calcium oxide two parts, magnesium The zinc chloride, calcium oxide and cophydroxlde three Parts, sodulm chlqride twen' per sulphate are powerful germicides, rot P magnesmm chlonde f parts fungus retarding agents The calcium ca c1um chloride forty parts, dlstllled Water in droxide and magnesium hydroxide when one hundred and ten parts and coloring matcombined with carbondioxide of the air form as i 1 carbonates which are sparsely soluble in wan testlmony whereof I aflix my i eter. The above agents are pulverized to- MAXIMILLIAN JOSEPH U gether until a very fine powder is produced.

The following elements are also used in the preparation of the present compound. P t

ar s Sodium chloride 20 Magnesium chloride 30 V 30 Calcium chloride 40 Distilled or rain water 110 The sodium chloride, magnesium chloride and calcium chloride are placed in solution I with the distilled or rain water and this so- Q lution is heated to 100 Centigrade and stirred together with the powder resulting from the admixture of the first group of elements. The entire mass is heated until foam no long- 40 er forms, the foam that forms being gradually skimmed off. i

The solution is then allowed to cool down for approximately 7 2 hours and is then siphoned into a treating tank or retort where 45 air pressure is employed to force the again heated solution into the wood to be treated.

Any appropriate means may be employed for spraying or otherwise treating the wood with my compound. 5 A preparation of the above mentioned 

